'use strict';
const db = uniCloud.database()
exports.main = async (event, context) => {
	//event为客户端上传的参数
	console.log('event : ', event)
	let status=2
	const collection = db.collection('User')
	const res = await collection.get()
	let users=res.data
	for(let i=0;i<users.length;i++){
		if(users[i].user_name==event.user_name){
			status=-1
			break
		}
	}
	if(status==2){
		let res = await collection.add(event)
	}
	
	//返回数据给客户端
	return {
		"status":status
	}
};
